253011888

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{21169}}^1$

素因数の和:21266

約数の個数: 60

約数和(自身を含む): 716646840

約数和(自身を除く): 463634952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1992, 2988, 3984, 5976, 11952, 21169, 42338, 63507, 84676, 127014, 169352, 190521, 254028, 338704, 381042, 508056, 762084, 1016112, 1524168, 1757027, 3048336, 3514054, 5271081, 7028108, 10542162, 14056216, 15813243, 21084324, 28112432, 31626486, 42168648, 63252972, 84337296, 126505944, 253011888]

約数ペア:

[(1, 253011888), (2, 126505944), (3, 84337296), (4, 63252972), (6, 42168648), (8, 31626486), (9, 28112432), (12, 21084324), (16, 15813243), (18, 14056216), (24, 10542162), (36, 7028108), (48, 5271081), (72, 3514054), (83, 3048336), (144, 1757027), (166, 1524168), (249, 1016112), (332, 762084), (498, 508056), (664, 381042), (747, 338704), (996, 254028), (1328, 190521), (1494, 169352), (1992, 127014), (2988, 84676), (3984, 63507), (5976, 42338), (11952, 21169)]